Scientists Put Motion Cameras Along the US-Mexico Border to Spy on Wildlife. The Footage Is Spectacular — and Telling.

Scientists put motion cameras along the US-Mexico border to spy on wildlife. The footage is spectacular — and telling.

Animals like jaguars in Sonora, Mexico, south of Arizona and New Mexico, are observed by camera traps in a new study highlighting how the border wall affects wildlife.

Scientists put motion cameras along the US-Mexico border to spy on wildlife. The footage is spectacular — and telling

A puma, or mountain lion, seen by a motion-sensing camera near the border wall. | Courtesy of Ganesh Marín The border wall between the US and Mexico is, of course, a barrier meant to prevent human migrants from crossing into America as they seek work, family, or refuge from violence. It’s also a…